[automerger skipped] Merge "[DO NOT MERGE] Make GlobalScreenshot...

[automerger skipped] Merge "[DO NOT MERGE] Make GlobalScreenshot PendingIntents immutable" into pi-dev am: be1f0f28 -s ours am: 8b691cfc am: 547f99bb -s ours am: f9052f79 am: d43cdd3e am: f0f44cdc am: ada794bd -s ours

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Original change: https://googleplex-android-review.googlesource.com/c/platform/frameworks/base/+/12773074

Change-Id: If9bfd43d87008505c230a43f0dc31ee5acff4f76